Mailinglist Archive: opensuse-factory (883 mails)

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Re: [opensuse-factory] gcc-c++-4.7 internal compiler error using optimisation
On Thu, 31 May 2012 12:32:05 +0200 (CEST)
Richard Guenther wrote:

I bet you are running virtualized using KVM.

Richard.

yes, correct - KVM of Opensuse 12.1 with current updates.
Can you reproduce it with KVM? Or is it a known issue with KVM?

It's a know issue with KVM and interaction with GMP. Supply a proper
CPU config to KVM - the default ones causes cpuid to spit out
impossible values (and gmp abort()s on that).

Great hint, thanks!
When I specify a CPU (I tried phenom) no ICE happens and the (original)
program runs as expected.

Without specifying a CPU the ICE was absolutely reproducible,
it happened every time when an optimisation level >0 was used.

Dieter

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